GLC-BX80-D-I= - Cisco - SFP (mini-GBIC) transceiver module

1GbE - 1000Base-BX80-D - LC/PC single-mode - up to 80 km - 1560-1580 (TX) / 1470-1510 (RX) nm - for P/N: C8300-UCPE-1N20, C8375-E-G2, C8500-20X6C, NC57C1-48Q6-P-SYS, NCS-57C1-48Q6D-S